2.4 Ensure that videophones allow simultaneous text dialogue

Provide text functionality where possible, either as part of the videophone hardware or by allowing the connection of a separate dedicated device.


Videophones that can handle text communication simultaneously enable an integrated method of exchanging information via a combination of sign-language, lip-reading and written text. The flexibility of this multimedia communication dramatically improves ease of use for some users.

Directions and Techniques

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How you could check for this:

There are no specific test methods recommended for this guideline.